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Sex differences in the variables associated with objectively measured moderate-to-vigorous physical activity in

Shelby Yamamoto1, Simone Becker, Joachim Fischer

  • 1Mannheim Institute of Public Health, Social and Preventive Medicine, University Medicine Mannheim, Heidelberg University, Mannheim, Germany.

Preventive Medicine
|December 7, 2010
PubMed

Insights

Physical activity in preschoolers differs by sex. Parental activity influences girls

Area of Science:

  • Pediatric health
  • Physical activity research
  • Child development

Background:

  • Moderate-to-vigorous physical activity (MVPA) is crucial for preschool children's health.
  • Understanding factors influencing MVPA is essential for developing effective health interventions.
  • Previous research has explored various determinants of physical activity in children.

Purpose of the Study:

  • To identify variables associated with objectively measured MVPA in German preschool children.
  • To investigate potential differences in these associations based on sex.
  • To inform the design of targeted physical activity programs.

Main Methods:

  • Cross-sectional study involving 649 children aged 3-6 years.
  • Data collected from 52 preschools in southern Germany.
  • Objective measurement of MVPA and statistical analysis using linear regression models.

Main Results:

  • For girls, MVPA was associated with age, health status, TV time, and parental physical activity.
  • For boys, only the intrinsic variable 'desire to be active' showed a significant positive association with MVPA.
  • The models explained a small proportion of the variance in MVPA (10% for girls, 7% for boys).

Conclusions:

  • Significant sex differences exist in factors associated with preschooler MVPA.
  • Interventions may benefit from focusing on extrinsic motivators like parental activity for girls.
  • Intrinsic motivation may be a key target for boys' physical activity programs.
Abstract

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